The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Aug. 10, 2021

Filed:

Jul. 08, 2019
Applicant:

Osram Opto Semiconductors Gmbh, Regensburg, DE;

Inventors:

Benjamin Daniel Mangum, Tualatin, OR (US);

David O'Brien, Portland, OR (US);

Britta Göötz, Regensburg, DE;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 33/50 (2010.01); C09K 11/08 (2006.01); G02F 1/13357 (2006.01); G09F 9/33 (2006.01); H01L 27/15 (2006.01); H01L 33/52 (2010.01); H05B 33/14 (2006.01); F21Y 115/10 (2016.01); G02F 1/1335 (2006.01); B82Y 20/00 (2011.01); B82Y 30/00 (2011.01);
U.S. Cl.
CPC ...
H01L 33/504 (2013.01); C09K 11/0883 (2013.01); G02F 1/133603 (2013.01); G09F 9/33 (2013.01); H01L 27/156 (2013.01); H01L 33/52 (2013.01); H05B 33/14 (2013.01); B82Y 20/00 (2013.01); B82Y 30/00 (2013.01); C01P 2004/62 (2013.01); C01P 2004/64 (2013.01); F21Y 2115/10 (2016.08); G02F 1/133614 (2021.01);
Abstract

A light emitting device is disclosed. In an embodiment a light-emitting device includes a pixel comprising at least three sub-pixels, wherein a first sub-pixel includes a first conversion element having a green phosphor, wherein a second sub-pixel includes a second conversion element having a red phosphor and wherein a third sub-pixel is free of a conversion element, the third sub-pixel configured to emit blue primary radiation, wherein each sub-pixel has an edge length of at most 100 μm, and wherein the light-emitting device is configured to enhance a gamut coverage of an emitted radiation.


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